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ERP for Sri Lankan Manufacturers: Production Planning and MRP Essentials

Complete guide to MRP, production planning, BOMs, and shop floor control for Sri Lankan manufacturers


Introduction: Why Manufacturing ERP is Different

If you're a Sri Lankan manufacturer—apparel, food & beverage, furniture, packaging—you already know: manufacturing is complex.

🏭

Standard ERP

Tracks what you buy and sell

⚙️

Manufacturing ERP

Tracks what you MAKE

The Reality:

If you're manufacturing with Excel, you're losing 10-15% of potential profit to inefficiency (material waste, production delays, quality issues, overtime).

What is MRP (Material Requirements Planning)?

MRP = The Brain of Manufacturing ERP

WHAT

materials do I need?

HOW MUCH

do I need?

WHEN

do I need it?

❌ Without MRP (Excel)

  • Manual calculation (2 hours)
  • Prone to mistakes
  • Can't handle complexity
  • No visibility

100 chairs × 4 legs = 400 legs... wait, how much wood?

✅ With MRP (ERP)

  • Automatic calculation (30 seconds)
  • Zero mistakes
  • Handles unlimited complexity
  • Complete visibility

Reads BOM → Calculates all requirements → Generates orders

The 7 Essential Manufacturing Modules

📋

Module #1: Bill of Materials (BOM)

Recipe/formula for each product you manufacture

BOM Example: Men's T-Shirt

Materials:
• Cotton fabric: 1.2m
• Polyester thread: 50m
• Label: 1 piece
• Poly bag: 1 piece

Operations:
• Cutting: 5 min
• Sewing: 20 min
• QC: 2 min
• Packing: 1 min

Why BOMs are Critical:

  • Accurate costing: Know exact product cost
  • Auto planning: System calculates requirements
  • Consistency: Same quality every batch
  • Compliance: ISO, HACCP, buyer audits
📅

Module #2: Production Planning

WHAT, WHEN, HOW MUCH to make

Sales orders → MRP run → Capacity check → Production schedule

📱

Module #3: Shop Floor Control

Real-time production tracking

Tablets at workstations → Real-time data → Instant alerts

📦

Module #4: Inventory (Manufacturing)

Raw, WIP, Finished Goods

Batch tracking, expiry management, multi-location, FEFO logic

Module #5: Quality Management

Inspections & compliance

Incoming, in-process, final inspection. ISO/HACCP/buyer audits

💰

Module #6: Cost Accounting

Standard vs Actual costs

Variance analysis. Know exactly where profit/loss comes from

Module #7: Capacity Planning

Can we fulfill orders?

Machine hours, labor hours, material availability. Realistic schedules

Manufacturing KPIs to Track in ERP

Production Efficiency

OEE (Overall Equipment Effectiveness)

85%+

Target (World-class)

Cycle Time: Raw → Finished
First-Pass Yield: 98%+ target

Inventory Metrics

Inventory Turnover

6-12×

Target for manufacturing

Days Inventory: 30-60 days
WIP Value: Minimize

Quality Metrics

Defect Rate (DPMO)

<1,000

Six Sigma target

Scrap Rate: <3% target
Customer Returns: <0.5%

Real Sri Lankan Manufacturer Examples

Katunayake Apparel Manufacturer (45 employees)

Industry: Apparel (export to EU/USA)

Before ERP:

Planning: 8 hrs/week
Excess inventory: 15%

After ERP:

Planning: 1 hr/week
Inventory down 20%

Result: LKR 2.4M/year savings, On-time delivery 94% → 98%

ROI

9 months payback

Negombo Food Manufacturer (28 employees)

Industry: Biscuits (6-month shelf life)

Challenge: LKR 300K/year expired stock waste
Solution: ERP expiry tracking + FEFO logic
Result: Expiry waste reduced 90% (LKR 270K/year saved)

90%

Waste reduction

Galle Furniture Manufacturer (35 employees)

Industry: Wooden furniture (custom + stock)

Before: Paper job cards, problems discovered afternoon, overtime common
After: Tablets at workstations, real-time dashboard, instant alerts
Result: Overtime -40%, On-time delivery 78% → 92%

40%

Overtime reduction

The Transformation for Sri Lankan Manufacturers

Before ERP (Typical)

10-15%

Material wastage

70-80%

On-time delivery

90-120

Inventory days

3-5%

Defect rate

After ERP (Well-Implemented)

3-5%

Material wastage

95%+

On-time delivery

45-60

Inventory days

<1%

Defect rate

ROI for Manufacturers: Typically 6-12 months payback

(Faster than most industries due to measurable efficiency gains)

Manufacturing ERP Transforms Sri Lankan Factories

Manufacturing in Sri Lanka is competitive. Buyers have options (Bangladesh, Vietnam, India).

ERP Gives You the Edge:

  • Lower costs (efficiency)
  • Better quality (consistency)
  • Faster delivery (planning)
  • Compliance (documentation)

Your Next Steps:

  1. Audit current processes
  2. Calculate waste & delays
  3. Define requirements
  4. Shortlist vendors
  5. Pilot approach

Your competitors are implementing ERP. Don't get left behind.

🏭

Assess Your Manufacturing Readiness

Take our free 5-minute assessment to get your readiness score, gap analysis, and personalized 90-day action plan. Know exactly what you need to fix before implementing ERP.

📊 Take Readiness Assessment

Includes: 25 questions • Readiness score • Gap analysis • Action plan • Industry benchmarks

Manufacturing business looking to implement ERP? Contact us for a free manufacturing readiness assessment.


About ChaosHub: We help Sri Lankan manufacturers choose and implement the right ERP systems. From apparel to food to furniture—we understand your industry.

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ERP for Sri Lankan Manufacturers: Production Planning and MRP Essentials
ChaosHub January 16, 2026
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